If a attribute format is set as Time Zone it will display a dropdown having all the time zones.

*Note:The return type of the selected item is in between 0-300 i.e. if you are selecting 1st item (GTM-12:00)Inetrnational Date Line West the its datavalue is 0 and if you are selecting the last item (GTM+13:00)Nuku’alofa it will returm 300.

4)Language

If a attribute format is set as Language it will display a dropdown having the language set for CRM.